Free printable expert sudoku puzzles free#

The general rule with sudoku puzzles is that as the number of starting clues in the puzzle goes down, the difficulty in solving the puzzle goes up. Playing sudoku daily can boost your concentration, ease depression and even prevent Alzheimer's disease. Printable Hard Difficulty Sudoku Puzzles. Can you imagine that there are 5,472,730,538 possible sudoku puzzles? The Times in London helped spread Sudoku to Western culture by publishing its first daily sudoku in 2004. Therefore, in the sudoku game, we have to fill in numbers without repetition. What is Sudoku? 'Su' in Japanese means numbers while 'Doku' means single. Sudoku puzzles are always available on your smartphone.

Free printable expert sudoku puzzles free#

The advantages of free web difficult Sudoku puzzles are obvious. This tactic is called a triplet or triple. The best part of the game: This free online sudoku game delivers a new puzzle each and every day! Interesting Facts about Sudoku This reduces the number of options to solve, and it becomes easier to solve the puzzle.

The goal of the game is to fill every square on the grid with a number from 1-9, where the numbers can only appear once in every row, column and 3x3 box. You can place notes, find sudoku tips, manage the timer and save the sudoku game by clicking the menu bar in the top-right corner. Worried about damaging your sudoku puzzle with eraser marks? When you play our free online sudoku game, there's no need! You can choose easy sudoku, medium sudoku, or even sudoku for experts if you are confident.